#CB3163
Closest named color: Dark Pink (#CB416B). oklch(56.5% 0.191 6.8), rgb(203, 49, 99).
Aa
White text reads best on this color (5.04:1).
About this color
#CB3163 is a medium-dark, vivid red. In OKLCH its lightness is 57%, its chroma 0.191 and its hue 7°. Its hue sits on the warm side of the wheel. The nearest named color is Dark Pink (#CB416B), ΔE 0.023 away. White text reads best on it, at 5.04:1.
| Hue family | Reds |
| Lightness | medium-dark (57%) |
| Chroma | vivid (0.191) |
| Temperature | warm |
| Nearest name | Dark Pink (#CB416B) |
| Black text | 4.15:1 |
| White text | 5.04:1 |
Values
| HEX | #CB3163 |
| RGB | rgb(203, 49, 99) |
| HSL | hsl(341, 61%, 49%) |
| OKLCH | oklch(56.5% 0.191 6.8) |
Contrast
WCAG 2 contrast ratios are the conformance target: AA needs 4.5:1 for body text and 3:1 for large text, AAA needs 7:1. APCA Lc values are supplementary guidance from the WCAG 3 drafts.
| Pair | WCAG 2 | Result | APCA | APCA guidance |
|---|---|---|---|---|
| White text on #CB3163 | 5.04:1 | AA | Lc -78.9 | Fine for body text |
| Black text on #CB3163 | 4.15:1 | AA large text | Lc 30.6 | Non-text elements, placeholder text |
| #CB3163 text on white | 5.04:1 | AA | Lc 73.5 | Content text, not long reading |
| #CB3163 text on black | 4.15:1 | AA large text | Lc -28.2 | Dividers and decoration only |
Tints and shades
A 50–950 scale built in OKLCH: the hue is held, lightness follows a Tailwind v4-like curve, and every step is kept inside the sRGB gamut. This color sits at step 600.
-
Step 50
50
#FDF2F4
oklch(97% 0.012 4.7)
-
Step 100
100
#FAE3E7
oklch(93.6% 0.026 5.7)
-
Step 200
200
#F6CDD4
oklch(88.5% 0.047 6.5)
-
Step 300
300
#F2AAB7
oklch(81% 0.086 7.3)
-
Step 400
400
#E77992
oklch(70.7% 0.138 6.8)
-
Step 500
500
#DC5177
oklch(63% 0.176 6.9)
-
Step 600
600 (this color)
#CB3163
oklch(56.5% 0.191 6.8)
-
Step 700
700
#AC1D50
oklch(49.1% 0.178 6.5)
-
Step 800
800
#8C1C41
oklch(42.7% 0.148 6.9)
-
Step 900
900
#701F37
oklch(37.6% 0.115 6.7)
-
Step 950
950
#421420
oklch(27% 0.072 7.3)
#CB3163 with color blindness
Simulated with the Machado et al. (2009) model. ΔE is how far the color moves: below about 0.02 you would not notice a change.
| Vision | Seen as | Shift (ΔE) |
|---|---|---|
| Protanopia (no red cones) | #585B64 | 0.215 |
| Deuteranopia (no green cones) | #807A5F | 0.196 |
| Tritanopia (no blue cones) | #DD0146 | 0.050 |
| Achromatopsia (no color) | #6F6F6F | 0.193 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #CB3163
#CB3163
oklch(56.5% 0.191 6.8)
- #00887F
#00887F
oklch(56.4% 0.099 186.7)
Analogous
Neighbouring hues, 30° either side.
Split complementary
The two hues beside the complement (150° and 210°).
Triadic
Three hues spaced 120° apart.
Palettes with this color
Curated palettes that contain a color within ΔE 0.04 (OKLab) of #CB3163, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dark Pink #CB416B ΔE 0.023
- Deep Rose #C74767 ΔE 0.033
- Lipstick #D5174E ΔE 0.034
- Dark Hot Pink #D90166 ΔE 0.038
- Cerise #DE0C62 ΔE 0.040
- Ruby #CA0147 ΔE 0.045
- Dark Rose #B5485D ΔE 0.053
- Crimson #DC143C ΔE 0.057
Use #CB3163 in your product
Turn it into light and dark UI roles checked for contrast, then export to Tailwind v4, shadcn/ui, CSS or design tokens.